code: def unfreeze(model):
      for p in model.parameters():
          p.requires_grad = True
  
file_path: NeMo/examples/tts/radtts.py
imports: import pytorch_lightning
  from nemo.collections.common.callbacks import LogEpochTimeCallback
  from nemo.collections.tts.models.radtts import RadTTSModel
  from nemo.core.config import hydra_runner
  from nemo.utils import logging
  from nemo.utils.exp_manager import exp_manager
label_desc: Use image node_id 2 for calling a global function with example usage: unfreeze(model) without return types